Vintage 14kt Bismark Mesh Necklace, 18″, Box Clap, 4mm. Marked 14kt, tested and also marked Pat. Pending. This is a 4mm wide mesh link with a box clasp and side safety. Weight is appx. 9.83 grams. It is not signed by the maker. Very good condition. Age is post mid-century. (INV. W12321.16X SS6243 J LD 12/24/21). (This same necklace in other venues was listed at $700).